This circuit is a MP3 player which can be connect the sensor for control the operation of circuit. This circuit can be installed to a variety of tasks such as alarm circuit, reception circuit, etc.
- Power supply : 5VDC.
- At standby stage the circuit consumes about 25mA and at working stage about 300mA. at speaker 8-ohm 0.25W.
- There are two types of message play: Play Only the message no.1 and Play the message One to One Click (sort).
- It can be connect the external sensor for start the operation of circuit.
- Support MP3 and WMV file (FAT16 and FAT32 file system)
- Maximum support 32GB of the micro SD card.
- Build-in on-board audio power amplifier 3 watts.
- There is the external signal connector for connect the external amplifier.
- PCB dimensions : 2.45 in x 3.01 in.(mainboard), 1.21 in x 1.01 in (sensor)